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20 jobs similar to Project Chiron - Portuguese (Brazil) Quality Control Specialist

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India

  • Review and validate AI training data to ensure accuracy and consistency.
  • Identify errors in complex data sets and provide constructive feedback.
  • Apply project guidelines and track error patterns for continuous improvement.

The company is a partner organization specializing in AI training data. They operate with a global team of contributors and data specialists, fostering a culture of quality and collaboration.

Global

  • Provide native-level Canadian French language vetting and QA for AI data projects.
  • Annotate and review AI outputs for grammatical accuracy, cultural context, and naturalness.
  • Develop educational resources and feedback documentation to improve AI alignment.

We are an AI training company that focuses on language alignment and data annotation for AI systems. Our remote team values linguistic precision and cultural nuance.

Sweden

  • Review completed tasks from trainers, including questions, images, and golden answers, to ensure accuracy and consistency.
  • Independently verify golden answers based on images and flag errors, inconsistencies, or ambiguities.
  • Provide clear feedback and track error patterns to maintain high data quality and escalate unclear cases.

Welo Data, part of Welocalize, is a global AI data company with over 500,000 contributors delivering high-quality, ethical data to train advanced AI systems. They operate in 100+ countries, offering flexible remote work and growth opportunities.

Global

  • Evaluate AI-generated Telugu text for linguistic accuracy, grammar, and cultural relevance.
  • Rewrite and improve language outputs with natural prompts and responses.
  • Collaborate with global teams to enhance conversational AI model quality.

Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train advanced AI systems. They have a diverse community in 100+ countries and offer project-based opportunities with full remote autonomy.

Spain

  • Lead and support a team of approximately 10 Quality Control Reviewers, ensuring consistent quality standards across the Spanish (Spain) locale.
  • Act as the primary quality point of contact for the Spanish (Spain) locale, resolving quality questions and escalating complex issues when necessary.
  • Conduct calibration sessions and provide structured coaching to improve reviewer performance.

Welo Data provides data quality services for AI training programs, focusing on linguistic quality and annotation. The team is dedicated to improving AI systems through rigorous quality assurance and collaboration.

$4–$5/hr
Global

  • Review AI-generated responses against source images and quality guidelines.
  • Identify issues like hallucinations, missing details, or policy violations.
  • Provide structured feedback to improve model performance and output quality.

Jobgether uses AI-powered matching to connect candidates with partner companies. They focus on efficient, objective hiring processes and operate as a platform for remote opportunities.

Europe Global

  • Craft challenging, expert-level questions on Brazilian topics to train AI systems.
  • Write ideal responses in Brazilian Portuguese and break them down into cited facts.
  • Work remotely on a flexible freelance schedule for approximately 60 hours over 2 months.

Welo Global is a leader in multilingual AI, technology, and content solutions serving over 2,000 clients in 300 languages. The company combines globally scaled multilingual infrastructure with a network of over 500,000 linguists and domain experts, backed by seven ISO certifications.

UK

  • Review text transcripts to verify accuracy, completeness, and linguistic quality.
  • Validate transcription outputs by identifying and correcting errors or inconsistencies.
  • Perform annotation tasks according to project-specific guidelines and quality standards.

The company is a partner organization offering freelance opportunities in language services. They provide multilingual transcription and annotation for AI projects, with a focus on quality and consistency.

Global

  • Evaluate AI-generated text and audio in Catalan for accuracy and natural flow.
  • Provide corrections and constructive feedback on grammar, tone, and cultural context.
  • Complete approximately 10 hours of asynchronous tasks each week via our online platform.

Terac is building the world's largest pool of vetted human experts for AI. Researchers, AI labs, and product teams use Terac to recruit, screen, and pay study participants across industries, languages, and skill sets.

  • Evaluate prompts and AI-generated outputs for accuracy, cultural appropriateness, and brand alignment.
  • Review and correct text, analyze multimedia content, and contribute voice recordings.
  • Apply local cultural insight and consistent evaluation guidelines to ensure high-quality AI training.

Lilt provides multilingual AI and human-verified services to enterprises, governments, and AI developers. They foster a global community of linguists and subject matter experts working on cutting-edge AI and language technology.

Japan

  • Lead a team of Quality Control Reviewers to ensure consistent quality standards for the Japanese locale.
  • Review and audit feedback to ensure alignment with project guidelines.
  • Act as the primary quality point of contact for the Japanese locale.

Welo Data provides AI training data and quality services to improve AI systems. They are a remote-first company focused on language quality and team collaboration.

$5–$5/hr
Global

  • Perform data collection, evaluation, and annotation for AI training.
  • Conduct pairwise comparisons and counting tasks.
  • Tag and label objects across audio, video, images, or collected data.

RWS provides AI training data services. They are a global company with a focus on diversity, equity, and inclusion, offering flexible remote work opportunities.

Netherlands

  • Collect authentic, naturally occurring digital content from approved sources such as emails, messages, and photos.
  • Ensure all submitted content is original, contextually rich, and reflects real-world interactions without AI-generated material.
  • Cover a wide variety of everyday topics including technology, travel, entertainment, and finance.

Jobgether is a platform that uses AI-powered matching to connect candidates with hiring companies. It facilitates remote and freelance opportunities across various industries.

Portugal

  • Listen to short Portuguese text-to-speech audio clips and rate them based on quality and naturalness.
  • Complete opinion-based tasks using the ADAP platform from home with no prior experience needed.
  • Receive task invitations via email on a first-come, first-served basis as they become available.

Appen is a leading company in AI training data solutions, supporting speech technology improvement through crowd-sourced tasks. They operate as a large, global platform connecting independent contractors with project-based opportunities in a flexible, remote culture.

Global

  • Evaluate AI-generated text and voice snippets in Punjabi for naturalness and authenticity.
  • Assess audio clips for cultural and tonal accuracy of AI speech.
  • Provide feedback on linguistic nuance and quality of AI outputs.

Prolific builds the biggest pool of quality human data in the world, serving over 35,000 AI developers and researchers. The company connects researchers with paid study participants from diverse backgrounds to gather high-quality, ethically sourced behavioral data.

India

  • Lead a team of approximately 10 Quality Control Reviewers to ensure consistent quality standards across the Hindi locale.
  • Review auditor feedback, audit quality, and align output with project guidelines.
  • Conduct calibration sessions and provide structured coaching to improve reviewer performance.

Welo Data specializes in AI data annotation and training data services for large-scale programs. They operate as a global remote team, focusing on language quality and AI training with a collaborative culture.

Global

  • Provide linguistic QA and develop alignment resources for AI data projects.
  • Review, annotate, and test AI outputs for grammatical accuracy and cultural context.
  • Act as a primary quality check to identify and correct subtle errors in Czech language.

We specialize in AI data projects, focusing on linguistic quality and cultural relevance. We are a global project that operates remotely with freelance contractors.

US

  • Engage in conversations with a real-time speech-to-speech AI model
  • Evaluate performance on speech recognition, audio quality, conversation flow, and content accuracy
  • Provide accurate ratings based on project guidelines within specified timelines

Appen is a global leader in AI training data and crowd-sourced solutions. They work with a large community of independent contractors to improve AI systems through human evaluation.

$11–$11/hr
Global

  • Collect, evaluate, and annotate diverse data to improve AI-generated content in Italian.
  • Perform pairwise comparisons, counting tasks, and object tagging across audio, video, images, and text.
  • Work remotely on a flexible, part-time schedule with a long-term contract.

RWS provides technology-enabled language, content management, and intellectual property services. It is a large global company that values diversity and equal opportunity, offering flexible remote work.

Portugal

  • Utilize Automatic Prompt Generation and Automated Prompt Optimization tools to create and refine prompts for LLM autoraters.
  • Monitor shadowbot runs, ensure sufficient disagreements, and measure autorater quality using accuracy metrics like F1 scores.
  • Draft technical launch readiness justifications and handle edge-case scenarios by designing manual prompts.

Welo Data provides AI data validation services for global clients. As a freelance and remote employer, it offers flexible project-based roles with a focus on technical AI workflows.